Tank sensor circuit board for a fill level sensor in a vehicle tank
US8646329B2 · kind B2 · utility
2Cited by
6References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 4, 2008 |
| Grant date | Feb 11, 2014 |
| Priority date | — |
| Expiry date | Jan 15, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K2201/0347
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A tank sensor circuit board for a fill level sensor in a vehicle tank, including a support element, on which contact surfaces containing silver are applied using thick layer technology. The contact surfaces are made up of a silver layer and a top layer containing nickel, palladium and gold, completely or partly covering the silver layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.